stones used in the second platform represented the second phase of the Pakistan Movement and the third and fourth platforms, which are of highly polished marble, show the ultimate success of the marble the symbol of glory that is Pakistan.
Outside these modifications, its surface is hammer-dressed
(pecked) all over--an uncommon feature on Sydney region hatchets.
Furthermore, the Biak tool has been hammer-dressed
, a technique unknown for obsidian elsewhere in the world, except for six obsidian stemmed tools from Garua Island made from the Baki and Kutau/Bao New Britain sources and one unsourced artefact from Lihir in New Ireland (Figure 11).